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Re: [Help-gsl] help with QR decomposition
From: |
Brian Gough |
Subject: |
Re: [Help-gsl] help with QR decomposition |
Date: |
Mon, 28 Feb 2005 16:03:36 +0000 |
matt hall writes:
> i have recently installed gsl and am currently using it to solve linear
> ....
> where n(=N),m are the dimensions of the matrix M and b is a vector of rhs
> values. this works perfectly well when n==m (square matrix), but as soon
> as i try to solve a system with a non-square matrix i receive the
> following output:
>
> gsl: qr.c:114: ERROR: QR matrix must be square
Use the QR lssolve function if you want to solve for M>N (see the
reference manual for details).
--
regards,
Brian Gough
Network Theory Ltd,
Publishing Free Software Manuals --- http://www.network-theory.co.uk/